We are 99% sure that no-one successfully corpse-banked, even with the instance trick I heard people tried. There was no manual corpse deleting that I know of. The script did what was intended.
We know how a certain group of players got a head start, and it was not corpse banking.
At this moment we are not making any comments past this, nor any comments about possible customer service actions as that is not something we speak about here.